Finding the Third Proportional to 871,768.50 and 1,881,156.50

Step by Step Solution

1. Step 1: Write the proportion equation
   871,768.50 : 1,881,156.50 = 1,881,156.50 : x
2. Step 2: Convert to fraction form
   871,768.50/1,881,156.50 = 1,881,156.50/x
3. Step 3: Cross multiply
   871,768.50x = 1,881,156.50 × 1,881,156.50
4. Step 4: Simplify right side
   871,768.50x = 3,538,749,777,492.25
5. Step 5: Solve for x
   x = 3,538,749,777,492.25/871,768.50
6. Step 6: Final answer
   x = 4,059,276.95