Finding the Fourth Proportional to 146,636,700.55, 220,079,053.73 and 60,436,970.35

Step by Step Solution

1. Step 1: Write the proportion equation
   146,636,700.55 : 220,079,053.73 = 60,436,970.35 : x
2. Step 2: Convert to fraction form
   146,636,700.55/220,079,053.73 = 60,436,970.35/x
3. Step 3: Cross multiply
   146,636,700.55x = 220,079,053.73 × 60,436,970.35
4. Step 4: Simplify right side
   146,636,700.55x = 13,300,911,244,936,066
5. Step 5: Solve for x
   x = 13,300,911,244,936,066/146,636,700.55
6. Step 6: Final answer
   x = 90,706,563.88