Finding the Fourth Proportional to 60,782.38, 83,838.72 and 52,810.90

Step by Step Solution

1. Step 1: Write the proportion equation
   60,782.38 : 83,838.72 = 52,810.90 : x
2. Step 2: Convert to fraction form
   60,782.38/83,838.72 = 52,810.90/x
3. Step 3: Cross multiply
   60,782.38x = 83,838.72 × 52,810.90
4. Step 4: Simplify right side
   60,782.38x = 4,427,598,258.05
5. Step 5: Solve for x
   x = 4,427,598,258.05/60,782.38
6. Step 6: Final answer
   x = 72,843.45