Finding the Fourth Proportional to 62,684.72, 86,506.32 and 34,390.32

Step by Step Solution

1. Step 1: Write the proportion equation
   62,684.72 : 86,506.32 = 34,390.32 : x
2. Step 2: Convert to fraction form
   62,684.72/86,506.32 = 34,390.32/x
3. Step 3: Cross multiply
   62,684.72x = 86,506.32 × 34,390.32
4. Step 4: Simplify right side
   62,684.72x = 2,974,980,026.82
5. Step 5: Solve for x
   x = 2,974,980,026.82/62,684.72
6. Step 6: Final answer
   x = 47,459.41