Finding the Third Proportional to 148,392.50 and 349,948

Step by Step Solution

1. Step 1: Write the proportion equation
   148,392.50 : 349,948 = 349,948 : x
2. Step 2: Convert to fraction form
   148,392.50/349,948 = 349,948/x
3. Step 3: Cross multiply
   148,392.50x = 349,948 × 349,948
4. Step 4: Simplify right side
   148,392.50x = 122,463,602,704
5. Step 5: Solve for x
   x = 122,463,602,704/148,392.50
6. Step 6: Final answer
   x = 825,268.14