Finding the Third Proportional to 33,347.63 and 78,718.50

Step by Step Solution

1. Step 1: Write the proportion equation
   33,347.63 : 78,718.50 = 78,718.50 : x
2. Step 2: Convert to fraction form
   33,347.63/78,718.50 = 78,718.50/x
3. Step 3: Cross multiply
   33,347.63x = 78,718.50 × 78,718.50
4. Step 4: Simplify right side
   33,347.63x = 6,196,602,242.25
5. Step 5: Solve for x
   x = 6,196,602,242.25/33,347.63
6. Step 6: Final answer
   x = 185,818.40