Finding the Fourth Proportional to 191,948,068.86, 264,920,009.31 and 117,649,958.10

Step by Step Solution

1. Step 1: Write the proportion equation
   191,948,068.86 : 264,920,009.31 = 117,649,958.10 : x
2. Step 2: Convert to fraction form
   191,948,068.86/264,920,009.31 = 117,649,958.10/x
3. Step 3: Cross multiply
   191,948,068.86x = 264,920,009.31 × 117,649,958.10
4. Step 4: Simplify right side
   191,948,068.86x = 31,167,827,995,173,108
5. Step 5: Solve for x
   x = 31,167,827,995,173,108/191,948,068.86
6. Step 6: Final answer
   x = 162,376,356.17