Finding the Fourth Proportional to 106,461.18, 146,763.72 and 83,761.02

Step by Step Solution

1. Step 1: Write the proportion equation
   106,461.18 : 146,763.72 = 83,761.02 : x
2. Step 2: Convert to fraction form
   106,461.18/146,763.72 = 83,761.02/x
3. Step 3: Cross multiply
   106,461.18x = 146,763.72 × 83,761.02
4. Step 4: Simplify right side
   106,461.18x = 12,293,078,886.19
5. Step 5: Solve for x
   x = 12,293,078,886.19/106,461.18
6. Step 6: Final answer
   x = 115,470.06