Finding the Fourth Proportional to 12,530,280.52, 18,795,436.88 and 3,432,458.12

Step by Step Solution

1. Step 1: Write the proportion equation
   12,530,280.52 : 18,795,436.88 = 3,432,458.12 : x
2. Step 2: Convert to fraction form
   12,530,280.52/18,795,436.88 = 3,432,458.12/x
3. Step 3: Cross multiply
   12,530,280.52x = 18,795,436.88 × 3,432,458.12
4. Step 4: Simplify right side
   12,530,280.52x = 64,514,549,937,703.46
5. Step 5: Solve for x
   x = 64,514,549,937,703.46/12,530,280.52
6. Step 6: Final answer
   x = 5,148,691.59