Finding the Fourth Proportional to 13,554,662.82, 18,705,759.71 and 7,359,970.61

Step by Step Solution

1. Step 1: Write the proportion equation
   13,554,662.82 : 18,705,759.71 = 7,359,970.61 : x
2. Step 2: Convert to fraction form
   13,554,662.82/18,705,759.71 = 7,359,970.61/x
3. Step 3: Cross multiply
   13,554,662.82x = 18,705,759.71 × 7,359,970.61
4. Step 4: Simplify right side
   13,554,662.82x = 137,673,841,572,993.47
5. Step 5: Solve for x
   x = 137,673,841,572,993.47/13,554,662.82
6. Step 6: Final answer
   x = 10,156,935.91