Finding the Third Proportional to 918,154 and 1,969,124

Step by Step Solution

1. Step 1: Write the proportion equation
   918,154 : 1,969,124 = 1,969,124 : x
2. Step 2: Convert to fraction form
   918,154/1,969,124 = 1,969,124/x
3. Step 3: Cross multiply
   918,154x = 1,969,124 × 1,969,124
4. Step 4: Simplify right side
   918,154x = 3,877,449,327,376
5. Step 5: Solve for x
   x = 3,877,449,327,376/918,154
6. Step 6: Final answer
   x = 4,223,092.56