Finding the Fourth Proportional to 62,400.64, 86,111.61 and 34,106.53

Step by Step Solution

1. Step 1: Write the proportion equation
   62,400.64 : 86,111.61 = 34,106.53 : x
2. Step 2: Convert to fraction form
   62,400.64/86,111.61 = 34,106.53/x
3. Step 3: Cross multiply
   62,400.64x = 86,111.61 × 34,106.53
4. Step 4: Simplify right side
   62,400.64x = 2,936,967,779.26
5. Step 5: Solve for x
   x = 2,936,967,779.26/62,400.64
6. Step 6: Final answer
   x = 47,066.31