Finding the Fourth Proportional to 16,403,300.10, 24,604,820.55 and 4,272,740.10

Step by Step Solution

1. Step 1: Write the proportion equation
   16,403,300.10 : 24,604,820.55 = 4,272,740.10 : x
2. Step 2: Convert to fraction form
   16,403,300.10/24,604,820.55 = 4,272,740.10/x
3. Step 3: Cross multiply
   16,403,300.10x = 24,604,820.55 × 4,272,740.10
4. Step 4: Simplify right side
   16,403,300.10x = 105,130,003,417,289.05
5. Step 5: Solve for x
   x = 105,130,003,417,289.05/16,403,300.10
6. Step 6: Final answer
   x = 6,409,076.39