Finding the Fourth Proportional to 12,224,669.32, 18,340,670.58 and 4,934,377.72

Step by Step Solution

1. Step 1: Write the proportion equation
   12,224,669.32 : 18,340,670.58 = 4,934,377.72 : x
2. Step 2: Convert to fraction form
   12,224,669.32/18,340,670.58 = 4,934,377.72/x
3. Step 3: Cross multiply
   12,224,669.32x = 18,340,670.58 × 4,934,377.72
4. Step 4: Simplify right side
   12,224,669.32x = 90,499,796,279,811.47
5. Step 5: Solve for x
   x = 90,499,796,279,811.47/12,224,669.32
6. Step 6: Final answer
   x = 7,403,046.57