Finding the Fourth Proportional to 91,404.34, 137,154.32 and 37,409.10

Step by Step Solution

1. Step 1: Write the proportion equation
   91,404.34 : 137,154.32 = 37,409.10 : x
2. Step 2: Convert to fraction form
   91,404.34/137,154.32 = 37,409.10/x
3. Step 3: Cross multiply
   91,404.34x = 137,154.32 × 37,409.10
4. Step 4: Simplify right side
   91,404.34x = 5,130,819,549.56
5. Step 5: Solve for x
   x = 5,130,819,549.56/91,404.34
6. Step 6: Final answer
   x = 56,133.22