Finding the Third Proportional to 1,772,280 and 3,887,784

Step by Step Solution

1. Step 1: Write the proportion equation
   1,772,280 : 3,887,784 = 3,887,784 : x
2. Step 2: Convert to fraction form
   1,772,280/3,887,784 = 3,887,784/x
3. Step 3: Cross multiply
   1,772,280x = 3,887,784 × 3,887,784
4. Step 4: Simplify right side
   1,772,280x = 15,114,864,430,656
5. Step 5: Solve for x
   x = 15,114,864,430,656/1,772,280
6. Step 6: Final answer
   x = 8,528,485.58