Finding the Fourth Proportional to 112,189,094.32, 168,336,935.94 and 77,698,573.42

Step by Step Solution

1. Step 1: Write the proportion equation
   112,189,094.32 : 168,336,935.94 = 77,698,573.42 : x
2. Step 2: Convert to fraction form
   112,189,094.32/168,336,935.94 = 77,698,573.42/x
3. Step 3: Cross multiply
   112,189,094.32x = 168,336,935.94 × 77,698,573.42
4. Step 4: Simplify right side
   112,189,094.32x = 13,079,539,776,431,926
5. Step 5: Solve for x
   x = 13,079,539,776,431,926/112,189,094.32
6. Step 6: Final answer
   x = 116,584,770.17