Finding the Fourth Proportional to 76,631.83, 105,800.51 and 52,473.22

Step by Step Solution

1. Step 1: Write the proportion equation
   76,631.83 : 105,800.51 = 52,473.22 : x
2. Step 2: Convert to fraction form
   76,631.83/105,800.51 = 52,473.22/x
3. Step 3: Cross multiply
   76,631.83x = 105,800.51 × 52,473.22
4. Step 4: Simplify right side
   76,631.83x = 5,551,693,437.34
5. Step 5: Solve for x
   x = 5,551,693,437.34/76,631.83
6. Step 6: Final answer
   x = 72,446.31