Finding the Fourth Proportional to 99,845,751.06, 137,784,493.37 and 55,793,111.89

Step by Step Solution

1. Step 1: Write the proportion equation
   99,845,751.06 : 137,784,493.37 = 55,793,111.89 : x
2. Step 2: Convert to fraction form
   99,845,751.06/137,784,493.37 = 55,793,111.89/x
3. Step 3: Cross multiply
   99,845,751.06x = 137,784,493.37 × 55,793,111.89
4. Step 4: Simplify right side
   99,845,751.06x = 7,687,425,654,844,349
5. Step 5: Solve for x
   x = 7,687,425,654,844,349/99,845,751.06
6. Step 6: Final answer
   x = 76,993,017.47