Finding the Fourth Proportional to 60,463.98, 83,434.56 and 56,005.74

Step by Step Solution

1. Step 1: Write the proportion equation
   60,463.98 : 83,434.56 = 56,005.74 : x
2. Step 2: Convert to fraction form
   60,463.98/83,434.56 = 56,005.74/x
3. Step 3: Cross multiply
   60,463.98x = 83,434.56 × 56,005.74
4. Step 4: Simplify right side
   60,463.98x = 4,672,814,274.37
5. Step 5: Solve for x
   x = 4,672,814,274.37/60,463.98
6. Step 6: Final answer
   x = 77,282.61