Finding the Fourth Proportional to 147,768,693.30, 221,674,035.15 and 45,522,069.30

Step by Step Solution

1. Step 1: Write the proportion equation
   147,768,693.30 : 221,674,035.15 = 45,522,069.30 : x
2. Step 2: Convert to fraction form
   147,768,693.30/221,674,035.15 = 45,522,069.30/x
3. Step 3: Cross multiply
   147,768,693.30x = 221,674,035.15 × 45,522,069.30
4. Step 4: Simplify right side
   147,768,693.30x = 10,091,060,790,108,936
5. Step 5: Solve for x
   x = 10,091,060,790,108,936/147,768,693.30
6. Step 6: Final answer
   x = 68,289,571.79