Finding the Fourth Proportional to 112,100.68, 154,694.13 and 61,112.17

Step by Step Solution

1. Step 1: Write the proportion equation
   112,100.68 : 154,694.13 = 61,112.17 : x
2. Step 2: Convert to fraction form
   112,100.68/154,694.13 = 61,112.17/x
3. Step 3: Cross multiply
   112,100.68x = 154,694.13 × 61,112.17
4. Step 4: Simplify right side
   112,100.68x = 9,453,693,970.56
5. Step 5: Solve for x
   x = 9,453,693,970.56/112,100.68
6. Step 6: Final answer
   x = 84,332.17