Finding the Fourth Proportional to 13,833,245.30, 20,752,978.35 and 4,249,066.10

Step by Step Solution

1. Step 1: Write the proportion equation
   13,833,245.30 : 20,752,978.35 = 4,249,066.10 : x
2. Step 2: Convert to fraction form
   13,833,245.30/20,752,978.35 = 4,249,066.10/x
3. Step 3: Cross multiply
   13,833,245.30x = 20,752,978.35 × 4,249,066.10
4. Step 4: Simplify right side
   13,833,245.30x = 88,180,776,781,018.94
5. Step 5: Solve for x
   x = 88,180,776,781,018.94/13,833,245.30
6. Step 6: Final answer
   x = 6,374,554.55