Finding the Third Proportional to 90,189,558 and 193,133,685

Step by Step Solution

1. Step 1: Write the proportion equation
   90,189,558 : 193,133,685 = 193,133,685 : x
2. Step 2: Convert to fraction form
   90,189,558/193,133,685 = 193,133,685/x
3. Step 3: Cross multiply
   90,189,558x = 193,133,685 × 193,133,685
4. Step 4: Simplify right side
   90,189,558x = 37,300,620,281,679,224
5. Step 5: Solve for x
   x = 37,300,620,281,679,224/90,189,558
6. Step 6: Final answer
   x = 413,580,253.73