Finding the Fourth Proportional to 12,687,499.06, 19,034,495.07 and 4,167,909.34

Step by Step Solution

1. Step 1: Write the proportion equation
   12,687,499.06 : 19,034,495.07 = 4,167,909.34 : x
2. Step 2: Convert to fraction form
   12,687,499.06/19,034,495.07 = 4,167,909.34/x
3. Step 3: Cross multiply
   12,687,499.06x = 19,034,495.07 × 4,167,909.34
4. Step 4: Simplify right side
   12,687,499.06x = 79,334,049,784,436.95
5. Step 5: Solve for x
   x = 79,334,049,784,436.95/12,687,499.06
6. Step 6: Final answer
   x = 6,252,930.50