Finding the Fourth Proportional to 52,429,611.73, 72,353,431.57 and 28,908,193.98

Step by Step Solution

1. Step 1: Write the proportion equation
   52,429,611.73 : 72,353,431.57 = 28,908,193.98 : x
2. Step 2: Convert to fraction form
   52,429,611.73/72,353,431.57 = 28,908,193.98/x
3. Step 3: Cross multiply
   52,429,611.73x = 72,353,431.57 × 28,908,193.98
4. Step 4: Simplify right side
   52,429,611.73x = 2,091,607,035,116,212.50
5. Step 5: Solve for x
   x = 2,091,607,035,116,212.50/52,429,611.73
6. Step 6: Final answer
   x = 39,893,620.53