Finding the Fourth Proportional to 44,901, 61,931.34 and 38,139.72

Step by Step Solution

1. Step 1: Write the proportion equation
   44,901 : 61,931.34 = 38,139.72 : x
2. Step 2: Convert to fraction form
   44,901/61,931.34 = 38,139.72/x
3. Step 3: Cross multiply
   44,901x = 61,931.34 × 38,139.72
4. Step 4: Simplify right side
   44,901x = 2,362,043,966.82
5. Step 5: Solve for x
   x = 2,362,043,966.82/44,901
6. Step 6: Final answer
   x = 52,605.60