Finding the Fourth Proportional to 2,309,267.34, 3,186,688.50 and 1,262,669.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,309,267.34 : 3,186,688.50 = 1,262,669.22 : x
2. Step 2: Convert to fraction form
   2,309,267.34/3,186,688.50 = 1,262,669.22/x
3. Step 3: Cross multiply
   2,309,267.34x = 3,186,688.50 × 1,262,669.22
4. Step 4: Simplify right side
   2,309,267.34x = 4,023,733,482,677.97
5. Step 5: Solve for x
   x = 4,023,733,482,677.97/2,309,267.34
6. Step 6: Final answer
   x = 1,742,428.61