Finding the Fourth Proportional to 46,302.78, 69,499.80 and 32,990.56

Step by Step Solution

1. Step 1: Write the proportion equation
   46,302.78 : 69,499.80 = 32,990.56 : x
2. Step 2: Convert to fraction form
   46,302.78/69,499.80 = 32,990.56/x
3. Step 3: Cross multiply
   46,302.78x = 69,499.80 × 32,990.56
4. Step 4: Simplify right side
   46,302.78x = 2,292,837,321.89
5. Step 5: Solve for x
   x = 2,292,837,321.89/46,302.78
6. Step 6: Final answer
   x = 49,518.35