Finding the Fourth Proportional to 139,909,696.02, 193,075,723.17 and 78,034,042.26

Step by Step Solution

1. Step 1: Write the proportion equation
   139,909,696.02 : 193,075,723.17 = 78,034,042.26 : x
2. Step 2: Convert to fraction form
   139,909,696.02/193,075,723.17 = 78,034,042.26/x
3. Step 3: Cross multiply
   139,909,696.02x = 193,075,723.17 × 78,034,042.26
4. Step 4: Simplify right side
   139,909,696.02x = 15,066,479,141,227,842
5. Step 5: Solve for x
   x = 15,066,479,141,227,842/139,909,696.02
6. Step 6: Final answer
   x = 107,687,169.44