Finding the Fourth Proportional to 66,460.52, 91,710.42 and 38,175.32

Step by Step Solution

1. Step 1: Write the proportion equation
   66,460.52 : 91,710.42 = 38,175.32 : x
2. Step 2: Convert to fraction form
   66,460.52/91,710.42 = 38,175.32/x
3. Step 3: Cross multiply
   66,460.52x = 91,710.42 × 38,175.32
4. Step 4: Simplify right side
   66,460.52x = 3,501,074,630.83
5. Step 5: Solve for x
   x = 3,501,074,630.83/66,460.52
6. Step 6: Final answer
   x = 52,679.01