Finding the Fourth Proportional to 113,114.69, 156,092.18 and 64,717.58

Step by Step Solution

1. Step 1: Write the proportion equation
   113,114.69 : 156,092.18 = 64,717.58 : x
2. Step 2: Convert to fraction form
   113,114.69/156,092.18 = 64,717.58/x
3. Step 3: Cross multiply
   113,114.69x = 156,092.18 × 64,717.58
4. Step 4: Simplify right side
   113,114.69x = 10,101,908,146.52
5. Step 5: Solve for x
   x = 10,101,908,146.52/113,114.69
6. Step 6: Final answer
   x = 89,306.77