Finding the Fourth Proportional to 113,047.67, 169,442.51 and 45,536.47

Step by Step Solution

1. Step 1: Write the proportion equation
   113,047.67 : 169,442.51 = 45,536.47 : x
2. Step 2: Convert to fraction form
   113,047.67/169,442.51 = 45,536.47/x
3. Step 3: Cross multiply
   113,047.67x = 169,442.51 × 45,536.47
4. Step 4: Simplify right side
   113,047.67x = 7,715,813,773.34
5. Step 5: Solve for x
   x = 7,715,813,773.34/113,047.67
6. Step 6: Final answer
   x = 68,252.74