Finding the Fourth Proportional to 112,411.32, 154,947.42 and 76,101.32

Step by Step Solution

1. Step 1: Write the proportion equation
   112,411.32 : 154,947.42 = 76,101.32 : x
2. Step 2: Convert to fraction form
   112,411.32/154,947.42 = 76,101.32/x
3. Step 3: Cross multiply
   112,411.32x = 154,947.42 × 76,101.32
4. Step 4: Simplify right side
   112,411.32x = 11,791,702,417.86
5. Step 5: Solve for x
   x = 11,791,702,417.86/112,411.32
6. Step 6: Final answer
   x = 104,897.82