Finding the Fourth Proportional to 10,173,348.72, 15,262,132.32 and 2,985,117.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,173,348.72 : 15,262,132.32 = 2,985,117.12 : x
2. Step 2: Convert to fraction form
   10,173,348.72/15,262,132.32 = 2,985,117.12/x
3. Step 3: Cross multiply
   10,173,348.72x = 15,262,132.32 × 2,985,117.12
4. Step 4: Simplify right side
   10,173,348.72x = 45,559,252,476,137.32
5. Step 5: Solve for x
   x = 45,559,252,476,137.32/10,173,348.72
6. Step 6: Final answer
   x = 4,478,294.58