Finding the Fourth Proportional to 12,260,550.84, 16,918,686.50 and 7,298,728.98

Step by Step Solution

1. Step 1: Write the proportion equation
   12,260,550.84 : 16,918,686.50 = 7,298,728.98 : x
2. Step 2: Convert to fraction form
   12,260,550.84/16,918,686.50 = 7,298,728.98/x
3. Step 3: Cross multiply
   12,260,550.84x = 16,918,686.50 × 7,298,728.98
4. Step 4: Simplify right side
   12,260,550.84x = 123,484,907,461,084.78
5. Step 5: Solve for x
   x = 123,484,907,461,084.78/12,260,550.84
6. Step 6: Final answer
   x = 10,071,725.90