Finding the Fourth Proportional to 45,633, 63,002.43 and 31,316.79

Step by Step Solution

1. Step 1: Write the proportion equation
   45,633 : 63,002.43 = 31,316.79 : x
2. Step 2: Convert to fraction form
   45,633/63,002.43 = 31,316.79/x
3. Step 3: Cross multiply
   45,633x = 63,002.43 × 31,316.79
4. Step 4: Simplify right side
   45,633x = 1,973,033,713.22
5. Step 5: Solve for x
   x = 1,973,033,713.22/45,633
6. Step 6: Final answer
   x = 43,236.99