Finding the Fourth Proportional to 191,822,884.61, 264,655,151.69 and 117,405,865.80

Step by Step Solution

1. Step 1: Write the proportion equation
   191,822,884.61 : 264,655,151.69 = 117,405,865.80 : x
2. Step 2: Convert to fraction form
   191,822,884.61/264,655,151.69 = 117,405,865.80/x
3. Step 3: Cross multiply
   191,822,884.61x = 264,655,151.69 × 117,405,865.80
4. Step 4: Simplify right side
   191,822,884.61x = 31,072,067,222,007,752
5. Step 5: Solve for x
   x = 31,072,067,222,007,752/191,822,884.61
6. Step 6: Final answer
   x = 161,983,108.98