Finding the Fourth Proportional to 62,931.72, 86,845.73 and 34,637.41

Step by Step Solution

1. Step 1: Write the proportion equation
   62,931.72 : 86,845.73 = 34,637.41 : x
2. Step 2: Convert to fraction form
   62,931.72/86,845.73 = 34,637.41/x
3. Step 3: Cross multiply
   62,931.72x = 86,845.73 × 34,637.41
4. Step 4: Simplify right side
   62,931.72x = 3,008,111,156.76
5. Step 5: Solve for x
   x = 3,008,111,156.76/62,931.72
6. Step 6: Final answer
   x = 47,799.60