Finding the Fourth Proportional to 21,652,610.72, 32,479,443.20 and 7,275,886.88

Step by Step Solution

1. Step 1: Write the proportion equation
   21,652,610.72 : 32,479,443.20 = 7,275,886.88 : x
2. Step 2: Convert to fraction form
   21,652,610.72/32,479,443.20 = 7,275,886.88/x
3. Step 3: Cross multiply
   21,652,610.72x = 32,479,443.20 × 7,275,886.88
4. Step 4: Simplify right side
   21,652,610.72x = 236,316,754,648,585.22
5. Step 5: Solve for x
   x = 236,316,754,648,585.22/21,652,610.72
6. Step 6: Final answer
   x = 10,914,007.45