Finding the Third Proportional to 302,602.50 and 651,888

Step by Step Solution

1. Step 1: Write the proportion equation
   302,602.50 : 651,888 = 651,888 : x
2. Step 2: Convert to fraction form
   302,602.50/651,888 = 651,888/x
3. Step 3: Cross multiply
   302,602.50x = 651,888 × 651,888
4. Step 4: Simplify right side
   302,602.50x = 424,957,964,544
5. Step 5: Solve for x
   x = 424,957,964,544/302,602.50
6. Step 6: Final answer
   x = 1,404,343.87