Finding the Fourth Proportional to 2,092,972, 3,139,926 and 763,276

Step by Step Solution

1. Step 1: Write the proportion equation
   2,092,972 : 3,139,926 = 763,276 : x
2. Step 2: Convert to fraction form
   2,092,972/3,139,926 = 763,276/x
3. Step 3: Cross multiply
   2,092,972x = 3,139,926 × 763,276
4. Step 4: Simplify right side
   2,092,972x = 2,396,630,157,576
5. Step 5: Solve for x
   x = 2,396,630,157,576/2,092,972
6. Step 6: Final answer
   x = 1,145,084.67