Finding the Fourth Proportional to 12,969,805.25, 17,898,401.62 and 7,089,447.34

Step by Step Solution

1. Step 1: Write the proportion equation
   12,969,805.25 : 17,898,401.62 = 7,089,447.34 : x
2. Step 2: Convert to fraction form
   12,969,805.25/17,898,401.62 = 7,089,447.34/x
3. Step 3: Cross multiply
   12,969,805.25x = 17,898,401.62 × 7,089,447.34
4. Step 4: Simplify right side
   12,969,805.25x = 126,889,775,786,395.50
5. Step 5: Solve for x
   x = 126,889,775,786,395.50/12,969,805.25
6. Step 6: Final answer
   x = 9,783,475.80