Finding the Fourth Proportional to 14,321,788,882.51, 19,763,178,139.37 and 7,891,249,002.47

Step by Step Solution

1. Step 1: Write the proportion equation
   14,321,788,882.51 : 19,763,178,139.37 = 7,891,249,002.47 : x
2. Step 2: Convert to fraction form
   14,321,788,882.51/19,763,178,139.37 = 7,891,249,002.47/x
3. Step 3: Cross multiply
   14,321,788,882.51x = 19,763,178,139.37 × 7,891,249,002.47
4. Step 4: Simplify right side
   14,321,788,882.51x = 155,956,159,777,952,301,056
5. Step 5: Solve for x
   x = 155,956,159,777,952,301,056/14,321,788,882.51
6. Step 6: Final answer
   x = 10,889,432,951.24