Finding the Fourth Proportional to 96,665, 133,397.70 and 58,947.08

Step by Step Solution

1. Step 1: Write the proportion equation
   96,665 : 133,397.70 = 58,947.08 : x
2. Step 2: Convert to fraction form
   96,665/133,397.70 = 58,947.08/x
3. Step 3: Cross multiply
   96,665x = 133,397.70 × 58,947.08
4. Step 4: Simplify right side
   96,665x = 7,863,404,893.72
5. Step 5: Solve for x
   x = 7,863,404,893.72/96,665
6. Step 6: Final answer
   x = 81,346.97