Finding the Third Proportional to 1,588,520 and 3,480,280

Step by Step Solution

1. Step 1: Write the proportion equation
   1,588,520 : 3,480,280 = 3,480,280 : x
2. Step 2: Convert to fraction form
   1,588,520/3,480,280 = 3,480,280/x
3. Step 3: Cross multiply
   1,588,520x = 3,480,280 × 3,480,280
4. Step 4: Simplify right side
   1,588,520x = 12,112,348,878,400
5. Step 5: Solve for x
   x = 12,112,348,878,400/1,588,520
6. Step 6: Final answer
   x = 7,624,926.90