Finding the Fourth Proportional to 113,429.04, 156,567.24 and 77,605.52

Step by Step Solution

1. Step 1: Write the proportion equation
   113,429.04 : 156,567.24 = 77,605.52 : x
2. Step 2: Convert to fraction form
   113,429.04/156,567.24 = 77,605.52/x
3. Step 3: Cross multiply
   113,429.04x = 156,567.24 × 77,605.52
4. Step 4: Simplify right side
   113,429.04x = 12,150,482,075.16
5. Step 5: Solve for x
   x = 12,150,482,075.16/113,429.04
6. Step 6: Final answer
   x = 107,119.68