Finding the Fourth Proportional to 10,943,128.90, 15,103,354.89 and 7,409,322.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,943,128.90 : 15,103,354.89 = 7,409,322.82 : x
2. Step 2: Convert to fraction form
   10,943,128.90/15,103,354.89 = 7,409,322.82/x
3. Step 3: Cross multiply
   10,943,128.90x = 15,103,354.89 × 7,409,322.82
4. Step 4: Simplify right side
   10,943,128.90x = 111,905,632,045,035.59
5. Step 5: Solve for x
   x = 111,905,632,045,035.59/10,943,128.90
6. Step 6: Final answer
   x = 10,226,109.28