Finding the Fourth Proportional to 94,081.80, 129,830.72 and 51,061.37

Step by Step Solution

1. Step 1: Write the proportion equation
   94,081.80 : 129,830.72 = 51,061.37 : x
2. Step 2: Convert to fraction form
   94,081.80/129,830.72 = 51,061.37/x
3. Step 3: Cross multiply
   94,081.80x = 129,830.72 × 51,061.37
4. Step 4: Simplify right side
   94,081.80x = 6,629,333,526.83
5. Step 5: Solve for x
   x = 6,629,333,526.83/94,081.80
6. Step 6: Final answer
   x = 70,463.51