Finding the Fourth Proportional to 59,302.31, 81,863.93 and 37,820.90

Step by Step Solution

1. Step 1: Write the proportion equation
   59,302.31 : 81,863.93 = 37,820.90 : x
2. Step 2: Convert to fraction form
   59,302.31/81,863.93 = 37,820.90/x
3. Step 3: Cross multiply
   59,302.31x = 81,863.93 × 37,820.90
4. Step 4: Simplify right side
   59,302.31x = 3,096,167,809.35
5. Step 5: Solve for x
   x = 3,096,167,809.35/59,302.31
6. Step 6: Final answer
   x = 52,209.91