Finding the Fourth Proportional to 112,822.99, 155,711.27 and 65,075.29

Step by Step Solution

1. Step 1: Write the proportion equation
   112,822.99 : 155,711.27 = 65,075.29 : x
2. Step 2: Convert to fraction form
   112,822.99/155,711.27 = 65,075.29/x
3. Step 3: Cross multiply
   112,822.99x = 155,711.27 × 65,075.29
4. Step 4: Simplify right side
   112,822.99x = 10,132,956,051.52
5. Step 5: Solve for x
   x = 10,132,956,051.52/112,822.99
6. Step 6: Final answer
   x = 89,812.87