Finding the Fourth Proportional to 112,309.43, 154,985.83 and 61,322.00

Step by Step Solution

1. Step 1: Write the proportion equation
   112,309.43 : 154,985.83 = 61,322.00 : x
2. Step 2: Convert to fraction form
   112,309.43/154,985.83 = 61,322.00/x
3. Step 3: Cross multiply
   112,309.43x = 154,985.83 × 61,322.00
4. Step 4: Simplify right side
   112,309.43x = 9,504,039,985.72
5. Step 5: Solve for x
   x = 9,504,039,985.72/112,309.43
6. Step 6: Final answer
   x = 84,623.71