Finding the Fourth Proportional to 91,938.32, 137,916.42 and 35,782.99

Step by Step Solution

1. Step 1: Write the proportion equation
   91,938.32 : 137,916.42 = 35,782.99 : x
2. Step 2: Convert to fraction form
   91,938.32/137,916.42 = 35,782.99/x
3. Step 3: Cross multiply
   91,938.32x = 137,916.42 × 35,782.99
4. Step 4: Simplify right side
   91,938.32x = 4,935,061,532.90
5. Step 5: Solve for x
   x = 4,935,061,532.90/91,938.32
6. Step 6: Final answer
   x = 53,677.96