Finding the Third Proportional to 802,588.50 and 1,671,607.50

Step by Step Solution

1. Step 1: Write the proportion equation
   802,588.50 : 1,671,607.50 = 1,671,607.50 : x
2. Step 2: Convert to fraction form
   802,588.50/1,671,607.50 = 1,671,607.50/x
3. Step 3: Cross multiply
   802,588.50x = 1,671,607.50 × 1,671,607.50
4. Step 4: Simplify right side
   802,588.50x = 2,794,271,634,056.25
5. Step 5: Solve for x
   x = 2,794,271,634,056.25/802,588.50
6. Step 6: Final answer
   x = 3,481,574.47