Finding the Fourth Proportional to 10,073,443.16, 13,900,946 and 5,489,666.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,073,443.16 : 13,900,946 = 5,489,666.12 : x
2. Step 2: Convert to fraction form
   10,073,443.16/13,900,946 = 5,489,666.12/x
3. Step 3: Cross multiply
   10,073,443.16x = 13,900,946 × 5,489,666.12
4. Step 4: Simplify right side
   10,073,443.16x = 76,311,552,292,149.52
5. Step 5: Solve for x
   x = 76,311,552,292,149.52/10,073,443.16
6. Step 6: Final answer
   x = 7,575,518.23