Finding the Fourth Proportional to 146,720,096.34, 220,066,650.72 and 49,664,710.50

Step by Step Solution

1. Step 1: Write the proportion equation
   146,720,096.34 : 220,066,650.72 = 49,664,710.50 : x
2. Step 2: Convert to fraction form
   146,720,096.34/220,066,650.72 = 49,664,710.50/x
3. Step 3: Cross multiply
   146,720,096.34x = 220,066,650.72 × 49,664,710.50
4. Step 4: Simplify right side
   146,720,096.34x = 10,929,546,498,713,416
5. Step 5: Solve for x
   x = 10,929,546,498,713,416/146,720,096.34
6. Step 6: Final answer
   x = 74,492,498.11