Finding the Fourth Proportional to 347,693,451.89, 479,820,782.58 and 191,060,599.37

Step by Step Solution

1. Step 1: Write the proportion equation
   347,693,451.89 : 479,820,782.58 = 191,060,599.37 : x
2. Step 2: Convert to fraction form
   347,693,451.89/479,820,782.58 = 191,060,599.37/x
3. Step 3: Cross multiply
   347,693,451.89x = 479,820,782.58 × 191,060,599.37
4. Step 4: Simplify right side
   347,693,451.89x = 91,674,846,309,917,248
5. Step 5: Solve for x
   x = 91,674,846,309,917,248/347,693,451.89
6. Step 6: Final answer
   x = 263,665,725.69