Finding the Third Proportional to 120,743,808 and 188,290,159.50

Step by Step Solution

1. Step 1: Write the proportion equation
   120,743,808 : 188,290,159.50 = 188,290,159.50 : x
2. Step 2: Convert to fraction form
   120,743,808/188,290,159.50 = 188,290,159.50/x
3. Step 3: Cross multiply
   120,743,808x = 188,290,159.50 × 188,290,159.50
4. Step 4: Simplify right side
   120,743,808x = 35,453,184,164,535,440
5. Step 5: Solve for x
   x = 35,453,184,164,535,440/120,743,808
6. Step 6: Final answer
   x = 293,623,207.28