Finding the Fourth Proportional to 21,913,041.97, 30,249,683.85 and 13,095,604.72

Step by Step Solution

1. Step 1: Write the proportion equation
   21,913,041.97 : 30,249,683.85 = 13,095,604.72 : x
2. Step 2: Convert to fraction form
   21,913,041.97/30,249,683.85 = 13,095,604.72/x
3. Step 3: Cross multiply
   21,913,041.97x = 30,249,683.85 × 13,095,604.72
4. Step 4: Simplify right side
   21,913,041.97x = 396,137,902,604,567.81
5. Step 5: Solve for x
   x = 396,137,902,604,567.81/21,913,041.97
6. Step 6: Final answer
   x = 18,077,722.99