Finding the Fourth Proportional to 9,128,100.72, 12,597,243.48 and 5,054,167.92

Step by Step Solution

1. Step 1: Write the proportion equation
   9,128,100.72 : 12,597,243.48 = 5,054,167.92 : x
2. Step 2: Convert to fraction form
   9,128,100.72/12,597,243.48 = 5,054,167.92/x
3. Step 3: Cross multiply
   9,128,100.72x = 12,597,243.48 × 5,054,167.92
4. Step 4: Simplify right side
   9,128,100.72x = 63,668,583,877,045.16
5. Step 5: Solve for x
   x = 63,668,583,877,045.16/9,128,100.72
6. Step 6: Final answer
   x = 6,975,008.91