Finding the Fourth Proportional to 139,882,738.34, 193,038,364.86 and 77,157,429.62

Step by Step Solution

1. Step 1: Write the proportion equation
   139,882,738.34 : 193,038,364.86 = 77,157,429.62 : x
2. Step 2: Convert to fraction form
   139,882,738.34/193,038,364.86 = 77,157,429.62/x
3. Step 3: Cross multiply
   139,882,738.34x = 193,038,364.86 × 77,157,429.62
4. Step 4: Simplify right side
   139,882,738.34x = 14,894,344,050,645,334
5. Step 5: Solve for x
   x = 14,894,344,050,645,334/139,882,738.34
6. Step 6: Final answer
   x = 106,477,355.44