Finding the Fourth Proportional to 98,654,086.52, 136,142,930.69 and 54,604,144.88

Step by Step Solution

1. Step 1: Write the proportion equation
   98,654,086.52 : 136,142,930.69 = 54,604,144.88 : x
2. Step 2: Convert to fraction form
   98,654,086.52/136,142,930.69 = 54,604,144.88/x
3. Step 3: Cross multiply
   98,654,086.52x = 136,142,930.69 × 54,604,144.88
4. Step 4: Simplify right side
   98,654,086.52x = 7,433,968,310,830,823
5. Step 5: Solve for x
   x = 7,433,968,310,830,823/98,654,086.52
6. Step 6: Final answer
   x = 75,353,881.16