Finding the Fourth Proportional to 9,050,812.32, 12,490,108.56 and 5,184,585.12

Step by Step Solution

1. Step 1: Write the proportion equation
   9,050,812.32 : 12,490,108.56 = 5,184,585.12 : x
2. Step 2: Convert to fraction form
   9,050,812.32/12,490,108.56 = 5,184,585.12/x
3. Step 3: Cross multiply
   9,050,812.32x = 12,490,108.56 × 5,184,585.12
4. Step 4: Simplify right side
   9,050,812.32x = 64,756,030,987,360.63
5. Step 5: Solve for x
   x = 64,756,030,987,360.63/9,050,812.32
6. Step 6: Final answer
   x = 7,154,720.34