Finding the Fourth Proportional to 22,945,020.16, 31,665,978.90 and 13,156,375.08

Step by Step Solution

1. Step 1: Write the proportion equation
   22,945,020.16 : 31,665,978.90 = 13,156,375.08 : x
2. Step 2: Convert to fraction form
   22,945,020.16/31,665,978.90 = 13,156,375.08/x
3. Step 3: Cross multiply
   22,945,020.16x = 31,665,978.90 × 13,156,375.08
4. Step 4: Simplify right side
   22,945,020.16x = 416,609,495,683,765.81
5. Step 5: Solve for x
   x = 416,609,495,683,765.81/22,945,020.16
6. Step 6: Final answer
   x = 18,156,859.00