Finding the Fourth Proportional to 112,019.02, 154,581.80 and 61,032.16

Step by Step Solution

1. Step 1: Write the proportion equation
   112,019.02 : 154,581.80 = 61,032.16 : x
2. Step 2: Convert to fraction form
   112,019.02/154,581.80 = 61,032.16/x
3. Step 3: Cross multiply
   112,019.02x = 154,581.80 × 61,032.16
4. Step 4: Simplify right side
   112,019.02x = 9,434,461,150.69
5. Step 5: Solve for x
   x = 9,434,461,150.69/112,019.02
6. Step 6: Final answer
   x = 84,221.96