Finding the Fourth Proportional to 60,587.52, 83,434.35 and 47,136.12

Step by Step Solution

1. Step 1: Write the proportion equation
   60,587.52 : 83,434.35 = 47,136.12 : x
2. Step 2: Convert to fraction form
   60,587.52/83,434.35 = 47,136.12/x
3. Step 3: Cross multiply
   60,587.52x = 83,434.35 × 47,136.12
4. Step 4: Simplify right side
   60,587.52x = 3,932,771,533.72
5. Step 5: Solve for x
   x = 3,932,771,533.72/60,587.52
6. Step 6: Final answer
   x = 64,910.59