Finding the Third Proportional to 156,283 and 242,146.50

Step by Step Solution

1. Step 1: Write the proportion equation
   156,283 : 242,146.50 = 242,146.50 : x
2. Step 2: Convert to fraction form
   156,283/242,146.50 = 242,146.50/x
3. Step 3: Cross multiply
   156,283x = 242,146.50 × 242,146.50
4. Step 4: Simplify right side
   156,283x = 58,634,927,462.25
5. Step 5: Solve for x
   x = 58,634,927,462.25/156,283
6. Step 6: Final answer
   x = 375,184.30