Finding the Fourth Proportional to 9,010,150.96, 12,430,964.28 and 5,139,949.36

Step by Step Solution

1. Step 1: Write the proportion equation
   9,010,150.96 : 12,430,964.28 = 5,139,949.36 : x
2. Step 2: Convert to fraction form
   9,010,150.96/12,430,964.28 = 5,139,949.36/x
3. Step 3: Cross multiply
   9,010,150.96x = 12,430,964.28 × 5,139,949.36
4. Step 4: Simplify right side
   9,010,150.96x = 63,894,526,895,168.86
5. Step 5: Solve for x
   x = 63,894,526,895,168.86/9,010,150.96
6. Step 6: Final answer
   x = 7,091,393.60