Finding the Fourth Proportional to 12,565,439.51, 18,837,364.29 and 4,367,016.53

Step by Step Solution

1. Step 1: Write the proportion equation
   12,565,439.51 : 18,837,364.29 = 4,367,016.53 : x
2. Step 2: Convert to fraction form
   12,565,439.51/18,837,364.29 = 4,367,016.53/x
3. Step 3: Cross multiply
   12,565,439.51x = 18,837,364.29 × 4,367,016.53
4. Step 4: Simplify right side
   12,565,439.51x = 82,263,081,236,061.72
5. Step 5: Solve for x
   x = 82,263,081,236,061.72/12,565,439.51
6. Step 6: Final answer
   x = 6,546,773.09