Finding the Fourth Proportional to 81,389.00, 112,277.19 and 52,700.42

Step by Step Solution

1. Step 1: Write the proportion equation
   81,389.00 : 112,277.19 = 52,700.42 : x
2. Step 2: Convert to fraction form
   81,389.00/112,277.19 = 52,700.42/x
3. Step 3: Cross multiply
   81,389.00x = 112,277.19 × 52,700.42
4. Step 4: Simplify right side
   81,389.00x = 5,917,054,508.03
5. Step 5: Solve for x
   x = 5,917,054,508.03/81,389.00
6. Step 6: Final answer
   x = 72,700.92