Finding the Fourth Proportional to 115,945,419.42, 160,081,726.44 and 89,074,892.52

Step by Step Solution

1. Step 1: Write the proportion equation
   115,945,419.42 : 160,081,726.44 = 89,074,892.52 : x
2. Step 2: Convert to fraction form
   115,945,419.42/160,081,726.44 = 89,074,892.52/x
3. Step 3: Cross multiply
   115,945,419.42x = 160,081,726.44 × 89,074,892.52
4. Step 4: Simplify right side
   115,945,419.42x = 14,259,262,577,059,042
5. Step 5: Solve for x
   x = 14,259,262,577,059,042/115,945,419.42
6. Step 6: Final answer
   x = 122,982,543.41