Finding the Fourth Proportional to 194,971,986.23, 269,090,218.89 and 123,451,515.50

Step by Step Solution

1. Step 1: Write the proportion equation
   194,971,986.23 : 269,090,218.89 = 123,451,515.50 : x
2. Step 2: Convert to fraction form
   194,971,986.23/269,090,218.89 = 123,451,515.50/x
3. Step 3: Cross multiply
   194,971,986.23x = 269,090,218.89 × 123,451,515.50
4. Step 4: Simplify right side
   194,971,986.23x = 33,219,595,326,851,776
5. Step 5: Solve for x
   x = 33,219,595,326,851,776/194,971,986.23
6. Step 6: Final answer
   x = 170,381,376.17