Finding the Fourth Proportional to 2,130,991.86, 3,196,515.50 and 711,047.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,130,991.86 : 3,196,515.50 = 711,047.94 : x
2. Step 2: Convert to fraction form
   2,130,991.86/3,196,515.50 = 711,047.94/x
3. Step 3: Cross multiply
   2,130,991.86x = 3,196,515.50 × 711,047.94
4. Step 4: Simplify right side
   2,130,991.86x = 2,272,875,749,906.54
5. Step 5: Solve for x
   x = 2,272,875,749,906.54/2,130,991.86
6. Step 6: Final answer
   x = 1,066,581.15