Finding the Fourth Proportional to 75,632.18, 113,300.64 and 45,976.46

Step by Step Solution

1. Step 1: Write the proportion equation
   75,632.18 : 113,300.64 = 45,976.46 : x
2. Step 2: Convert to fraction form
   75,632.18/113,300.64 = 45,976.46/x
3. Step 3: Cross multiply
   75,632.18x = 113,300.64 × 45,976.46
4. Step 4: Simplify right side
   75,632.18x = 5,209,161,776.43
5. Step 5: Solve for x
   x = 5,209,161,776.43/75,632.18
6. Step 6: Final answer
   x = 68,874.94