Finding the Fourth Proportional to 118,997,557.12, 178,491,536.58 and 60,703,956.34

Step by Step Solution

1. Step 1: Write the proportion equation
   118,997,557.12 : 178,491,536.58 = 60,703,956.34 : x
2. Step 2: Convert to fraction form
   118,997,557.12/178,491,536.58 = 60,703,956.34/x
3. Step 3: Cross multiply
   118,997,557.12x = 178,491,536.58 × 60,703,956.34
4. Step 4: Simplify right side
   118,997,557.12x = 10,835,142,443,611,834
5. Step 5: Solve for x
   x = 10,835,142,443,611,834/118,997,557.12
6. Step 6: Final answer
   x = 91,053,486.36