Finding the Fourth Proportional to 12,456,499.15, 18,684,748.73 and 7,333,670.35

Step by Step Solution

1. Step 1: Write the proportion equation
   12,456,499.15 : 18,684,748.73 = 7,333,670.35 : x
2. Step 2: Convert to fraction form
   12,456,499.15/18,684,748.73 = 7,333,670.35/x
3. Step 3: Cross multiply
   12,456,499.15x = 18,684,748.73 × 7,333,670.35
4. Step 4: Simplify right side
   12,456,499.15x = 137,027,787,758,401.16
5. Step 5: Solve for x
   x = 137,027,787,758,401.16/12,456,499.15
6. Step 6: Final answer
   x = 11,000,505.53