Finding the Fourth Proportional to 64,443.13, 88,931.31 and 35,767.11

Step by Step Solution

1. Step 1: Write the proportion equation
   64,443.13 : 88,931.31 = 35,767.11 : x
2. Step 2: Convert to fraction form
   64,443.13/88,931.31 = 35,767.11/x
3. Step 3: Cross multiply
   64,443.13x = 88,931.31 × 35,767.11
4. Step 4: Simplify right side
   64,443.13x = 3,180,815,947.21
5. Step 5: Solve for x
   x = 3,180,815,947.21/64,443.13
6. Step 6: Final answer
   x = 49,358.50