Finding the Fourth Proportional to 113,702.00, 156,860.35 and 83,434.73

Step by Step Solution

1. Step 1: Write the proportion equation
   113,702.00 : 156,860.35 = 83,434.73 : x
2. Step 2: Convert to fraction form
   113,702.00/156,860.35 = 83,434.73/x
3. Step 3: Cross multiply
   113,702.00x = 156,860.35 × 83,434.73
4. Step 4: Simplify right side
   113,702.00x = 13,087,599,957.07
5. Step 5: Solve for x
   x = 13,087,599,957.07/113,702.00
6. Step 6: Final answer
   x = 115,104.40