Finding the Fourth Proportional to 91,767.34, 137,638.05 and 29,429.74

Step by Step Solution

1. Step 1: Write the proportion equation
   91,767.34 : 137,638.05 = 29,429.74 : x
2. Step 2: Convert to fraction form
   91,767.34/137,638.05 = 29,429.74/x
3. Step 3: Cross multiply
   91,767.34x = 137,638.05 × 29,429.74
4. Step 4: Simplify right side
   91,767.34x = 4,050,652,025.61
5. Step 5: Solve for x
   x = 4,050,652,025.61/91,767.34
6. Step 6: Final answer
   x = 44,140.45