Finding the Fourth Proportional to 10,480,109.24, 15,720,023.12 and 2,698,980.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,480,109.24 : 15,720,023.12 = 2,698,980.50 : x
2. Step 2: Convert to fraction form
   10,480,109.24/15,720,023.12 = 2,698,980.50/x
3. Step 3: Cross multiply
   10,480,109.24x = 15,720,023.12 × 2,698,980.50
4. Step 4: Simplify right side
   10,480,109.24x = 42,428,035,860,429.16
5. Step 5: Solve for x
   x = 42,428,035,860,429.16/10,480,109.24
6. Step 6: Final answer
   x = 4,048,434.50