Finding the Fourth Proportional to 517,833,427.82, 777,056,595.71 and 190,538,782.72

Step by Step Solution

1. Step 1: Write the proportion equation
   517,833,427.82 : 777,056,595.71 = 190,538,782.72 : x
2. Step 2: Convert to fraction form
   517,833,427.82/777,056,595.71 = 190,538,782.72/x
3. Step 3: Cross multiply
   517,833,427.82x = 777,056,595.71 × 190,538,782.72
4. Step 4: Simplify right side
   517,833,427.82x = 148,059,417,848,235,232
5. Step 5: Solve for x
   x = 148,059,417,848,235,232/517,833,427.82
6. Step 6: Final answer
   x = 285,920,934.99