Finding the Fourth Proportional to 21,791,034.10, 30,069,401.70 and 13,417,074.10

Step by Step Solution

1. Step 1: Write the proportion equation
   21,791,034.10 : 30,069,401.70 = 13,417,074.10 : x
2. Step 2: Convert to fraction form
   21,791,034.10/30,069,401.70 = 13,417,074.10/x
3. Step 3: Cross multiply
   21,791,034.10x = 30,069,401.70 × 13,417,074.10
4. Step 4: Simplify right side
   21,791,034.10x = 403,443,390,751,565.94
5. Step 5: Solve for x
   x = 403,443,390,751,565.94/21,791,034.10
6. Step 6: Final answer
   x = 18,514,192.07