Finding the Fourth Proportional to 162,472,561.85, 243,699,872.18 and 118,798,076.18

Step by Step Solution

1. Step 1: Write the proportion equation
   162,472,561.85 : 243,699,872.18 = 118,798,076.18 : x
2. Step 2: Convert to fraction form
   162,472,561.85/243,699,872.18 = 118,798,076.18/x
3. Step 3: Cross multiply
   162,472,561.85x = 243,699,872.18 × 118,798,076.18
4. Step 4: Simplify right side
   162,472,561.85x = 28,951,075,978,483,412
5. Step 5: Solve for x
   x = 28,951,075,978,483,412/162,472,561.85
6. Step 6: Final answer
   x = 178,190,555.06