Finding the Fourth Proportional to 62,748.18, 86,633.01 and 38,900.34

Step by Step Solution

1. Step 1: Write the proportion equation
   62,748.18 : 86,633.01 = 38,900.34 : x
2. Step 2: Convert to fraction form
   62,748.18/86,633.01 = 38,900.34/x
3. Step 3: Cross multiply
   62,748.18x = 86,633.01 × 38,900.34
4. Step 4: Simplify right side
   62,748.18x = 3,370,053,544.22
5. Step 5: Solve for x
   x = 3,370,053,544.22/62,748.18
6. Step 6: Final answer
   x = 53,707.59