Finding the Third Proportional to 1,178,604 and 2,573,109

Step by Step Solution

1. Step 1: Write the proportion equation
   1,178,604 : 2,573,109 = 2,573,109 : x
2. Step 2: Convert to fraction form
   1,178,604/2,573,109 = 2,573,109/x
3. Step 3: Cross multiply
   1,178,604x = 2,573,109 × 2,573,109
4. Step 4: Simplify right side
   1,178,604x = 6,620,889,925,881
5. Step 5: Solve for x
   x = 6,620,889,925,881/1,178,604
6. Step 6: Final answer
   x = 5,617,569.54