Finding the Fourth Proportional to 112,061.87, 154,640.87 and 61,073.51

Step by Step Solution

1. Step 1: Write the proportion equation
   112,061.87 : 154,640.87 = 61,073.51 : x
2. Step 2: Convert to fraction form
   112,061.87/154,640.87 = 61,073.51/x
3. Step 3: Cross multiply
   112,061.87x = 154,640.87 × 61,073.51
4. Step 4: Simplify right side
   112,061.87x = 9,444,460,912.43
5. Step 5: Solve for x
   x = 9,444,460,912.43/112,061.87
6. Step 6: Final answer
   x = 84,278.99