Finding the Fourth Proportional to 10,143,970.58, 15,218,288.72 and 3,320,763.86

Step by Step Solution

1. Step 1: Write the proportion equation
   10,143,970.58 : 15,218,288.72 = 3,320,763.86 : x
2. Step 2: Convert to fraction form
   10,143,970.58/15,218,288.72 = 3,320,763.86/x
3. Step 3: Cross multiply
   10,143,970.58x = 15,218,288.72 × 3,320,763.86
4. Step 4: Simplify right side
   10,143,970.58x = 50,536,343,226,316.42
5. Step 5: Solve for x
   x = 50,536,343,226,316.42/10,143,970.58
6. Step 6: Final answer
   x = 4,981,909.48