Finding the Fourth Proportional to 9,705,003.12, 13,392,949.28 and 5,354,087.82

Step by Step Solution

1. Step 1: Write the proportion equation
   9,705,003.12 : 13,392,949.28 = 5,354,087.82 : x
2. Step 2: Convert to fraction form
   9,705,003.12/13,392,949.28 = 5,354,087.82/x
3. Step 3: Cross multiply
   9,705,003.12x = 13,392,949.28 × 5,354,087.82
4. Step 4: Simplify right side
   9,705,003.12x = 71,707,026,613,925.77
5. Step 5: Solve for x
   x = 71,707,026,613,925.77/9,705,003.12
6. Step 6: Final answer
   x = 7,388,666.00