Finding the Fourth Proportional to 78,059,468.09, 107,722,192.56 and 42,771,665.73

Step by Step Solution

1. Step 1: Write the proportion equation
   78,059,468.09 : 107,722,192.56 = 42,771,665.73 : x
2. Step 2: Convert to fraction form
   78,059,468.09/107,722,192.56 = 42,771,665.73/x
3. Step 3: Cross multiply
   78,059,468.09x = 107,722,192.56 × 42,771,665.73
4. Step 4: Simplify right side
   78,059,468.09x = 4,607,457,612,060,359
5. Step 5: Solve for x
   x = 4,607,457,612,060,359/78,059,468.09
6. Step 6: Final answer
   x = 59,024,968.08