Finding the Fourth Proportional to 2,238,707.70, 3,089,499.37 and 1,272,002.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,238,707.70 : 3,089,499.37 = 1,272,002.67 : x
2. Step 2: Convert to fraction form
   2,238,707.70/3,089,499.37 = 1,272,002.67/x
3. Step 3: Cross multiply
   2,238,707.70x = 3,089,499.37 × 1,272,002.67
4. Step 4: Simplify right side
   2,238,707.70x = 3,929,851,444,423.31
5. Step 5: Solve for x
   x = 3,929,851,444,423.31/2,238,707.70
6. Step 6: Final answer
   x = 1,755,410.70